optics
optics


Author Comment Last activity Moderation
fongvania "I did this! " | Read more » over 3 years ago
tapariayogesh "What is the viewing angle of the camera lens? " | Read more » about 5 years ago
warren "Or try https://publiclab.github.io/infragram/ for a more up-to-date version of that webapp! " | Read more » over 5 years ago
Bronwen " Hi Sja- Sorry for the frustration. The instructions for all variants can be found on the Community Microscope Wiki. If you're using the basic webc..." | Read more » about 6 years ago
warren ":-) good to know!!! We're looking for slightly better webcams now too. We found this one is pretty nice, and we are getting them for about $30, al..." | Read more » about 6 years ago
shanlter "Thanks @warren, finally I bought at taobao with the price of 1.7USD each. I think you have a pretty good price for US! " | Read more » about 6 years ago
warren "Hi! It's this one or one very like it! Awesome! " | Read more » about 6 years ago
shanlter "Hi Jeff, do you have the specifications of the webcam? I found several cameras looked like this on Taobao, with variety prices. not sure which to b..." | Read more » about 6 years ago
warren "Final note as we prepare a new activity for Raspberry Pi kits: you need to remove the lens from the Pi camera, which is a bit tough. We've loosened..." | Read more » about 6 years ago
warren "I updated this with a new photo of the improved webcams, which means you can skip the inner foam tape step since the circuit board can unscrew and ..." | Read more » about 6 years ago
warren "Here is the adapter! We're making some on a lasercutter and some on a 3d printer, but it's a /very/ simple part -- the tough part for us is getting..." | Read more » over 6 years ago
warren "For Early Bird and Intro kits, we ultimately got a slightly different model of webcam -- it has a retracting cable, and an extra screw when compare..." | Read more » over 6 years ago
warren "For folks starting to connect microscope objective lenses to their microscopes as part of the Community Microscope Kit, we'll post some photos soon..." | Read more » over 6 years ago
MaggPi "Hi all, Here is what I can share on Raspberry Pi and microscope objectives: ---I have worked on three different DIY microscope set ups: -Public l..." | Read more » over 6 years ago
aquiles "@bronwen, I don't have any links yet, just working on ideas in the lab while trying to find a good compromise quality/price. Coming from a 15k€ obj..." | Read more » over 6 years ago
aquiles "Thanks @asnow! I will try the amscope lenses to see how they perform. When I have some feedback, I'll post it here! " | Read more » over 6 years ago
JohanoSugarro "@bronwen I would say that the second idea is better. Friend of mine have also been using amscope lenses with Raspberry Pi cameras and it hasn't wor..." | Read more » over 6 years ago
Bronwen "Hi @aquilies just to add what @asnow said, we've been stacking the amscope lenses with Raspberry Pi cameras, which has worked well, but this is a n..." | Read more » over 6 years ago
asnow "Hi @acuiles! We typically source lenses from Amscope, they usually have the best price, free and fast shipping! We typically work with 10 or 20x. A..." | Read more » over 6 years ago
danbeavers "I noticed the same problem that jiteovien noticed but my solution was to use a popsicle stick under the Coroplast and placing the rubber band over ..." | Read more » over 6 years ago
jiteovien "Hello! I noticed when constructing the microscope that the usage of rubber bands instead of springs may cause the Coroplast material to bend and co..." | Read more » over 6 years ago
warren "You may also be able to use any WebRTC camera app - Infragram is just one of them. Try https://pixlcore.com/demos/webcamjs/demos/large.html (or ht..." | Read more » over 6 years ago
Bronwen "Thanks for catching that: I just updated the link on the page. I am having some difficulty getting my video feed to appear in the sandbox, am wonde..." | Read more » over 6 years ago
MaggPi "try https://infragram.org/sandbox/ " | Read more » over 6 years ago